LM4040A25 2.5V 精密微功耗并联电压参考,0.1% 精确度

LM4040A25 描述

The LM4040 series of shunt voltage references are versatile, easy-to-use references that cater to a vast array of applications. The 2-pin fixed-output device requires no external capacitors for operation and is stable with all capacitive loads. Additionally, the reference offers low dynamic impedance, low noise, and low temperature coefficient to ensure a stable output voltage over a wide range of operating currents and temperatures. The LM4040 uses fuse and Zener-zap reverse breakdown voltage trim during wafer sort to offer four output voltage tolerances, ranging from 0.1% (max) for the A grade to 1% (max) for the D grade. Thus, a great deal of flexibility is offered to designers in choosing the best cost-to-performance ratio for their applications.

Packaged in space-saving SC-70 and SOT-23-3 packages and requiring a minimum current of 45 mA (typ), the LM4040 also is ideal for portable applications. The LM4040xI is characterized for operation over an ambient temperature range of -40°C to 85°C. The LM4040xQ is characterized for operation over an ambient temperature range of -40°C to 125°C.

LM4040A25 LM4040B25 LM4040C25 LM4040D25
VO(V) 2.5   2.5   2.5   2.5  
Initial Accuracy @ 25/deg C(%) 0.1   0.2   0.5   1  
Temp Coeff(Max)(ppm/ degree C) 100   100   100   150  
Temp Coeff(Typ)(ppm/ degree C) 15   15   15   15  
Min Iz for Regulation(uA) 75   75   75   75  
Iout/Iz(Max)(mA) 15   15   15   15  
Pin/Package 3SOT-23, 3TO-92, 5SC70   3SOT-23, 3TO-92, 5SC70   3SOT-23, 3TO-92, 5SC70   3SOT-23, 3TO-92, 5SC70  
Approx. Price (US$) 1.00 | 1ku   0.60 | 1ku   0.35 | 1ku   0.27 | 1ku  
Operating Temperature Range(°C) -40 to 85   -40 to 85   -40 to 125,-40 to 85   -40 to 125,-40 to 85  
Rating Catalog   Catalog   Catalog   Catalog
LM4040A25 特性
LM4040A25 芯片订购指南
器件 状态 温度 (oC) 价格(美元) 封装 | 引脚 封装数量 | 封装载体 丝印标记
LM4040A25IDBZR ACTIVE -40 to 85 0.27 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R 4MNU
LM4040A25IDBZRG4 ACTIVE -40 to 85 0.27 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R 4MNU
LM4040A25IDBZT ACTIVE -40 to 85 0.50 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R 4MNU
LM4040A25IDBZTG4 ACTIVE -40 to 85 0.50 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R 4MNU
LM4040A25IDCKR ACTIVE -40 to 85 0.30 | 1ku SC70 (DCK) | 5 3000 | LARGE T&R 4MNU
LM4040A25IDCKRE4 ACTIVE -40 to 85 0.30 | 1ku SC70 (DCK) | 5 3000 | LARGE T&R 4MNU
LM4040A25IDCKRG4 ACTIVE -40 to 85 0.30 | 1ku SC70 (DCK) | 5 3000 | LARGE T&R 4MNU
LM4040A25ILP ACTIVE -40 to 85 0.30 | 1ku TO-92 (LP) | 3 1000 | BULK 4MNU
LM4040A25ILPE3 ACTIVE -40 to 85 0.30 | 1ku TO-92 (LP) | 3 1000 | BULK 4MNU
LM4040A25ILPR ACTIVE -40 to 85 0.27 | 1ku TO-92 (LP) | 3 2000 | LARGE T&R 4MNU
LM4040A25ILPRE3 ACTIVE -40 to 85 0.27 | 1ku TO-92 (LP) | 3 2000 | LARGE T&R 4MNU
LM4040A25QDBZR ACTIVE -40 to 125 0.41 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R 4MNU
LM4040A25QDBZRG4 ACTIVE -40 to 125 0.41 | 1ku SOT-23 (DBZ) | 3 3000 | LARGE T&R 4MNU
LM4040A25QDBZT ACTIVE -40 to 125 0.65 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R 4MNU
LM4040A25QDBZTG4 ACTIVE -40 to 125 0.65 | 1ku SOT-23 (DBZ) | 3 250 | SMALL T&R 4MNU
LM4040A25 质量与无铅数据
器件 环保计划* 铅/焊球涂层 MSL 等级/回流焊峰 环保信息与无铅 (Pb-free) DPPM / MTBF / FIT 率
LM4040A25IDBZR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   LM4040A25IDBZR
LM4040A25IDBZRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM LM4040A25IDBZRG4 LM4040A25IDBZRG4
LM4040A25IDBZT Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   LM4040A25IDBZT
LM4040A25IDBZTG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM LM4040A25IDBZTG4 LM4040A25IDBZTG4
LM4040A25IDCKR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   LM4040A25IDCKR
LM4040A25IDCKRE4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   LM4040A25IDCKRE4
LM4040A25IDCKRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM LM4040A25IDCKRG4 LM4040A25IDCKRG4
LM4040A25ILP Pb-Free (RoHS)  CU SN  N/A for Pkg Type   LM4040A25ILP
LM4040A25ILPE3 Pb-Free (RoHS)  CU SN  N/A for Pkg Type   LM4040A25ILPE3
LM4040A25ILPR Pb-Free (RoHS)  CU SN  N/A for Pkg Type   LM4040A25ILPR
LM4040A25ILPRE3 Pb-Free (RoHS)  CU SN  N/A for Pkg Type   LM4040A25ILPRE3
LM4040A25QDBZR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   LM4040A25QDBZR
LM4040A25QDBZRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM LM4040A25QDBZRG4 LM4040A25QDBZRG4
LM4040A25QDBZT Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM   LM4040A25QDBZT
LM4040A25QDBZTG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-1-260C-UNLIM LM4040A25QDBZTG4 LM4040A25QDBZTG4
LM4040A25 应用技术支持与电子电路设计开发资源下载
  1. LM4040A25 数据资料 dataSheet 下载.PDF
  2. TI 德州仪器并联电压基准产品选型与价格参考 . xls
  3. 模数规格和性能特性术语表 (Rev. A) (PDF 1993 KB)
  4. 所选封装材料的热学和电学性质 (PDF 645 KB)
  5. 高速数据转换 (PDF 1967 KB)
  6. Shelf-Life Evaluation of Lead-Free Component Finishes (PDF 1305 KB)
  7. Analog-to-Digital Converter Grounding Practices Affect System Performance (PDF 56 KB)
  8. Principles of Data Acquisition and Conversion (PDF 50 KB)
  9. Interleaving Analog-to-Digital Converters (PDF 64 KB)
  10. What Designers Should Know About Data Converter Drift (PDF 95 KB)
  11. Giving Delta-Sigma Converters a Gain Boost with a Front End Analog Gain Stage (PDF 70 KB)
  12. Programming Tricks for Higher Conversion Speeds Utilizing Delta Sigma Converters (PDF 105 KB)
LM4040A25 工具与软件
名称 型号 公司 工具/软件类型
针对 Code Composer Studio 的 DCPFREETOOL 软件插件 DCPFREETOOL Texas Instruments 实用程序/插件
MDACBufferPro Design Utility for Multiplying Digital to Analog Converter Design MDACBUFFERPRO Texas Instruments  应用软件